Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_ac99b691a5dce596f5a88b19cb53ed3e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_ac99b691a5dce596f5a88b19cb53ed3e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_ac99b691a5dce596f5a88b19cb53ed3e_cryptolocker
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Size
39KB
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MD5
ac99b691a5dce596f5a88b19cb53ed3e
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SHA1
19a530b37410c6bedc40653adc5e34226a2a9832
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SHA256
500ad2aafdcecab10308c912f6ca2e216c0cf7db45846cec943d1dcd2591ce90
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SHA512
caee8e4ea831c2cdcaa6927bf2b19fc4aa24612d739ac76e39b0ba7853c733f0a86f3b87ffcdd65b7d3f4e009d0717c8dda11e5e6044694a694e984683d293c1
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaac4HW5C:X6QFElP6n+gJQMOtEvwDpjBsYW5C
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-12_ac99b691a5dce596f5a88b19cb53ed3e_cryptolocker
Files
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2024-03-12_ac99b691a5dce596f5a88b19cb53ed3e_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ